Average lead time

is $20$ days, with a std$.$ dev.

of $6$ days. Daily demand

is $50$ units $($constant$).$ Find safety stock

and reorder point

for

$.$

Group of answer choices

SS$=900$ units, ROP$=1,900$ units

SS$=600$ units, ROP$=1,000$ units

SS$=53\mathrm{.}7$ units, ROP$=1,053\mathrm{.}7$ units

SS$=600$ units, ROP$=1,600$ units

SS$=80\mathrm{.}5$ units, ROP$=1,080\mathrm{.}5$ units